Base | Representation |
---|---|
bin | 1011110000000… |
… | …0111100000000 |
3 | 10102202000221012 |
4 | 2330000330000 |
5 | 100104140122 |
6 | 4520220052 |
7 | 1135634423 |
oct | 274007400 |
9 | 112660835 |
10 | 49286912 |
11 | 25903a94 |
12 | 1460a628 |
13 | a29896c |
14 | 678d9ba |
15 | 44d87e2 |
hex | 2f00f00 |
49286912 has 36 divisors (see below), whose sum is σ = 103569480. Its totient is φ = 23344128.
The previous prime is 49286911. The next prime is 49286917. The reversal of 49286912 is 21968294.
It is a self number, because there is not a number n which added to its sum of digits gives 49286912.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (49286911) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 203 + ... + 9930.
It is an arithmetic number, because the mean of its divisors is an integer number (2876930).
Almost surely, 249286912 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 49286912, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (51784740).
49286912 is an abundant number, since it is smaller than the sum of its proper divisors (54282568).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
49286912 is a wasteful number, since it uses less digits than its factorization.
49286912 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 10168 (or 10154 counting only the distinct ones).
The product of its digits is 62208, while the sum is 41.
The square root of 49286912 is about 7020.4638023424. The cubic root of 49286912 is about 366.6433983398.
The spelling of 49286912 in words is "forty-nine million, two hundred eighty-six thousand, nine hundred twelve".
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